| 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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| 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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| 22 | using HeuristicLab.Core;
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| 23 | using HeuristicLab.Data;
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| 24 | using HeuristicLab.Operators;
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| 25 | using HeuristicLab.Optimization;
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| 26 | using HeuristicLab.Optimization.Operators;
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| 27 | using HeuristicLab.Parameters;
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| 28 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 29 |
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| 30 | namespace HeuristicLab.Analysis {
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| 31 | /// <summary>
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| 32 | /// An operator which analyzes the best, average and worst solution quality in the current population.
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| 33 | /// </summary>
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| 34 | [Item("PopulationBestAverageWorstQualityAnalyzer", "An operator which analyzes the best, average and worst solution quality in the current population.")]
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| 35 | [StorableClass]
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| 36 | public sealed class PopulationBestAverageWorstQualityAnalyzer : AlgorithmOperator, IAnalyzer {
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| 37 | #region Parameter properties
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| 38 | public ValueLookupParameter<BoolValue> MaximizationParameter {
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| 39 | get { return (ValueLookupParameter<BoolValue>)Parameters["Maximization"]; }
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| 40 | }
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| 41 | public SubScopesLookupParameter<DoubleValue> QualityParameter {
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| 42 | get { return (SubScopesLookupParameter<DoubleValue>)Parameters["Quality"]; }
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| 43 | }
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| 44 | public ValueLookupParameter<DoubleValue> BestKnownQualityParameter {
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| 45 | get { return (ValueLookupParameter<DoubleValue>)Parameters["BestKnownQuality"]; }
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| 46 | }
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| 47 | public ValueLookupParameter<DoubleValue> BestQualityParameter {
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| 48 | get { return (ValueLookupParameter<DoubleValue>)Parameters["BestQuality"]; }
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| 49 | }
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| 50 | public ValueLookupParameter<DoubleValue> CurrentBestQualityParameter {
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| 51 | get { return (ValueLookupParameter<DoubleValue>)Parameters["CurrentBestQuality"]; }
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| 52 | }
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| 53 | public ValueLookupParameter<DoubleValue> CurrentAverageQualityParameter {
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| 54 | get { return (ValueLookupParameter<DoubleValue>)Parameters["CurrentAverageQuality"]; }
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| 55 | }
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| 56 | public ValueLookupParameter<DoubleValue> CurrentWorstQualityParameter {
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| 57 | get { return (ValueLookupParameter<DoubleValue>)Parameters["CurrentWorstQuality"]; }
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| 58 | }
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| 59 | public ValueLookupParameter<DataTable> QualitiesParameter {
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| 60 | get { return (ValueLookupParameter<DataTable>)Parameters["Qualities"]; }
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| 61 | }
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| 62 | public ValueLookupParameter<DoubleValue> AbsoluteDifferenceBestKnownToBestParameter {
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| 63 | get { return (ValueLookupParameter<DoubleValue>)Parameters["AbsoluteDifferenceBestKnownToBest"]; }
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| 64 | }
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| 65 | public ValueLookupParameter<PercentValue> RelativeDifferenceBestKnownToBestParameter {
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| 66 | get { return (ValueLookupParameter<PercentValue>)Parameters["RelativeDifferenceBestKnownToBest"]; }
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| 67 | }
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| 68 | public ValueLookupParameter<VariableCollection> ResultsParameter {
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| 69 | get { return (ValueLookupParameter<VariableCollection>)Parameters["Results"]; }
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| 70 | }
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| 71 | #endregion
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| 72 |
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| 73 | [StorableConstructor]
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| 74 | private PopulationBestAverageWorstQualityAnalyzer(bool deserializing) : base() { }
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| 75 | public PopulationBestAverageWorstQualityAnalyzer()
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| 76 | : base() {
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| 77 | Initialize();
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| 78 | }
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| 79 |
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| 80 | private void Initialize() {
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| 81 | #region Create parameters
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| 82 | Parameters.Add(new ValueLookupParameter<BoolValue>("Maximization", "True if the problem is a maximization problem, otherwise false."));
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| 83 | Parameters.Add(new SubScopesLookupParameter<DoubleValue>("Quality", "The value which represents the quality of a solution."));
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| 84 | Parameters.Add(new ValueLookupParameter<DoubleValue>("BestKnownQuality", "The best known quality value found so far."));
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| 85 | Parameters.Add(new ValueLookupParameter<DoubleValue>("BestQuality", "The best quality value found in the current run."));
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| 86 | Parameters.Add(new ValueLookupParameter<DoubleValue>("CurrentBestQuality", "The best quality value found in the current population."));
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| 87 | Parameters.Add(new ValueLookupParameter<DoubleValue>("CurrentAverageQuality", "The average quality value of all solutions in the current population."));
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| 88 | Parameters.Add(new ValueLookupParameter<DoubleValue>("CurrentWorstQuality", "The worst quality value found in the current population."));
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| 89 | Parameters.Add(new ValueLookupParameter<DataTable>("Qualities", "The data table to store the current best, current average, current worst, best and best known quality value."));
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| 90 | Parameters.Add(new ValueLookupParameter<DoubleValue>("AbsoluteDifferenceBestKnownToBest", "The absolute difference of the best known quality value to the best quality value."));
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| 91 | Parameters.Add(new ValueLookupParameter<PercentValue>("RelativeDifferenceBestKnownToBest", "The relative difference of the best known quality value to the best quality value."));
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| 92 | Parameters.Add(new ValueLookupParameter<VariableCollection>("Results", "The results collection where the analysis values should be stored."));
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| 93 | #endregion
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| 94 |
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| 95 | #region Create operators
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| 96 | BestQualityMemorizer bestQualityMemorizer1 = new BestQualityMemorizer();
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| 97 | BestQualityMemorizer bestQualityMemorizer2 = new BestQualityMemorizer();
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| 98 | BestAverageWorstQualityCalculator bestAverageWorstQualityCalculator = new BestAverageWorstQualityCalculator();
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| 99 | DataTableValuesCollector dataTableValuesCollector = new DataTableValuesCollector();
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| 100 | QualityDifferenceCalculator qualityDifferenceCalculator = new QualityDifferenceCalculator();
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| 101 | ResultsCollector resultsCollector = new ResultsCollector();
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| 102 |
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| 103 | bestQualityMemorizer1.BestQualityParameter.ActualName = "BestQuality";
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| 104 | bestQualityMemorizer1.MaximizationParameter.ActualName = "Maximization";
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| 105 | bestQualityMemorizer1.QualityParameter.ActualName = "Quality";
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| 106 |
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| 107 | bestQualityMemorizer2.BestQualityParameter.ActualName = "BestKnownQuality";
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| 108 | bestQualityMemorizer2.MaximizationParameter.ActualName = "Maximization";
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| 109 | bestQualityMemorizer2.QualityParameter.ActualName = "Quality";
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| 110 |
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| 111 | bestAverageWorstQualityCalculator.AverageQualityParameter.ActualName = "CurrentAverageQuality";
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| 112 | bestAverageWorstQualityCalculator.BestQualityParameter.ActualName = "CurrentBestQuality";
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| 113 | bestAverageWorstQualityCalculator.MaximizationParameter.ActualName = "Maximization";
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| 114 | bestAverageWorstQualityCalculator.QualityParameter.ActualName = "Quality";
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| 115 | bestAverageWorstQualityCalculator.WorstQualityParameter.ActualName = "CurrentWorstQuality";
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| 116 |
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| 117 | dataTableValuesCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Best Quality", null, "CurrentBestQuality"));
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| 118 | dataTableValuesCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Average Quality", null, "CurrentAverageQuality"));
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| 119 | dataTableValuesCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Worst Quality", null, "CurrentWorstQuality"));
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| 120 | dataTableValuesCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Best Quality", null, "BestQuality"));
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| 121 | dataTableValuesCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Best Known Quality", null, "BestKnownQuality"));
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| 122 | dataTableValuesCollector.DataTableParameter.ActualName = "Qualities";
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| 123 |
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| 124 | qualityDifferenceCalculator.AbsoluteDifferenceParameter.ActualName = "AbsoluteDifferenceBestKnownToBest";
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| 125 | qualityDifferenceCalculator.FirstQualityParameter.ActualName = "BestKnownQuality";
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| 126 | qualityDifferenceCalculator.RelativeDifferenceParameter.ActualName = "RelativeDifferenceBestKnownToBest";
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| 127 | qualityDifferenceCalculator.SecondQualityParameter.ActualName = "BestQuality";
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| 128 |
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| 129 | resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Best Quality", null, "CurrentBestQuality"));
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| 130 | resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Average Quality", null, "CurrentAverageQuality"));
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| 131 | resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Worst Quality", null, "CurrentWorstQuality"));
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| 132 | resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Best Quality", null, "BestQuality"));
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| 133 | resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Best Known Quality", null, "BestKnownQuality"));
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| 134 | resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Absolute Difference of Best Known Quality to Best Quality", null, "AbsoluteDifferenceBestKnownToBest"));
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| 135 | resultsCollector.CollectedValues.Add(new LookupParameter<PercentValue>("Relative Difference of Best Known Quality to Best Quality", null, "RelativeDifferenceBestKnownToBest"));
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| 136 | resultsCollector.CollectedValues.Add(new LookupParameter<DataTable>("Qualities"));
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| 137 | resultsCollector.ResultsParameter.ActualName = "Results";
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| 138 | #endregion
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| 139 |
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| 140 | #region Create operator graph
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| 141 | OperatorGraph.InitialOperator = bestQualityMemorizer1;
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| 142 | bestQualityMemorizer1.Successor = bestQualityMemorizer2;
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| 143 | bestQualityMemorizer2.Successor = bestAverageWorstQualityCalculator;
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| 144 | bestAverageWorstQualityCalculator.Successor = dataTableValuesCollector;
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| 145 | dataTableValuesCollector.Successor = qualityDifferenceCalculator;
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| 146 | qualityDifferenceCalculator.Successor = resultsCollector;
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| 147 | resultsCollector.Successor = null;
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| 148 | #endregion
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| 149 | }
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| 150 | }
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| 151 | }
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